نتایج جستجو برای: pointed category
تعداد نتایج: 109606 فیلتر نتایج به سال:
2006
GRIGORY GARKUSHA
A kind of unstable homotopy theory on the category of associative rings (without unit) is developed. There are the notions of fibrations, homotopy (in the sense of Karoubi), path spaces, Puppe sequences, etc. One introduces the notion of a quasi-isomorphism (or weak equivalence) for rings and shows that similar to spaces the derived category obtained by inverting the quasiisomorphisms is natura...
Journal:
:International Journal of Current Microbiology and Applied Sciences
2018
Journal:
:The Musical Times and Singing Class Circular
1877
Journal:
:Algebras and Representation Theory
2005
Journal:
:Journal of Algebra and Its Applications
2013
Journal:
:Homology, Homotopy and Applications
2016
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